package com.yh.rent.dao;

import java.util.List;

import com.yh.rent.entity.User;

public interface UserDao {
	//查询所有用户
	public List<User> getAllUsers() ;
	//通过id查找用户
	public User getUserById(Integer id) ;
	//添加用户
	public  int addUser(User user) ;
}
